// import parseTime, formatTime and set to filter
export { parseTime, formatTime } from '@/utils'

/**
 * Show plural label if time is plural number
 * @param {number} time
 * @param {string} label
 * @return {string}
 */
function pluralize(time, label) {
  if (time === 1) {
    return time + label
  }
  return time + label + 's'
}

/**
 * @param {number} time
 */
export function timeAgo(time) {
  const between = Date.now() / 1000 - Number(time)
  if (between < 3600) {
    return pluralize(~~(between / 60), ' minute')
  } else if (between < 86400) {
    return pluralize(~~(between / 3600), ' hour')
  } else {
    return pluralize(~~(between / 86400), ' day')
  }
}

/**
 * Number formatting
 * like 10000 => 10k
 * @param {number} num
 * @param {number} digits
 */
export function numberFormatter(num, digits) {
  const si = [
    { value: 1e18, symbol: 'E' },
    { value: 1e15, symbol: 'P' },
    { value: 1e12, symbol: 'T' },
    { value: 1e9, symbol: 'G' },
    { value: 1e6, symbol: 'M' },
    { value: 1e3, symbol: 'k' }
  ]
  for (let i = 0; i < si.length; i++) {
    if (num >= si[i].value) {
      return (
        (num / si[i].value)
          .toFixed(digits)
          .replace(/\.0+$|(\.[0-9]*[1-9])0+$/, '$1') + si[i].symbol
      )
    }
  }
  return num.toString()
}

/**
 * 10000 => "10,000"
 * @param {number} num
 */
export function toThousandFilter(num) {
  return (+num || 0)
    .toString()
    .replace(/^-?\d+/g, m => m.replace(/(?=(?!\b)(\d{3})+$)/g, ','))
}

/**
 * Upper case first char
 * @param {String} string
 */
export function uppercaseFirst(string) {
  return string.charAt(0).toUpperCase() + string.slice(1)
}
export function handleImgPath(str) {
  if (str) {
    if (str.startsWith('http') || str.startsWith('data')) {
      return str
    } else {
      return 'http://lanlianhua.work:8888' + str
    }
  } else {
    return 'http://www.superslide2.com/demo/images/pic3.jpg'
  }
}
//过滤日期格式
export function handleDate(str) {
  let year = str.slice(0, 4)
  let month = str.slice(5, 7)
  let day = str.slice(8, 10)
  let hour = str.slice(11, 13)
  let minute = str.slice(14, 16)
  let second = str.slice(17, 19)
  return (
    year + '/' + month + '/' + day + ' ' + hour + ':' + minute + ':' + second
  )
}
//过滤价格格式
export function handlePrice(res) {
  if (!res) return ''
  return '¥' + Number(res / 100).toFixed(2)
}
